Acer AL1751 AL1751 Service Guide - Page 13

Supported Timing Mode VGA SVGA XGA SXGA DOS DOS XGA VGA SVGA Resolution 640x480@60Hz 640x480@72Hz 640x480@75Hz 800x600@56Hz 800x600@60Hz 800x600@72Hz 800x600@75Hz 1024x768@60Hz 1024x768@70Hz 1024x768@75Hz 1152x864@75Hz 1280x1024@60H z 1280x1024@75H z 720x400@70Hz 640x350@70Hz 1024x768@72Hz 640x480@67Hz VESA MODES Horizontal Nominal Sync Frequenc Polarit Total y y +/- 0.5kHz 800 x 525 31.469 N 832 x 520 37.861 N 840 x 500 37.500 N 1024 x 625 35.156 N/P 1056 x 628 37.879 P 1040 x 666 48.077 P 1056x625 46.875 P 1344x806 48.363 N 1328x806 56.476 N 1312x800 60.023 P 1600X900 67.5khz P 1688x1066 63.981 P Vertical Nomina Sync l Polarity Freq. +/- 1 Hz 59.940 N 72.809 N 75.00 N 56.250 N/P 60.317 P 72.188 P 75.000 P 60.004 N 70.069 N 75.029 P 75 P 60.020 P 1688x1066 79.976 P 75.025 P IBM MODES Horizontal 900 x 449 31.469 N 800 x 449 31.469 P 1304 x 798 57.515 P MAC MODES 864x525 35.000 N Vertical 70.087 P 70.087 N 72.1 P 66.667 N Nominal Pixel Clock (MHz) 25.175 31.500 31.500 36.000 40.000 50.000 49.500 65.000 75.000 78.750 108.000 108.000 135.000 28.322 25.175 75.000 30.240 832x624@75Hz 1152x667 49.725 N 74.551 N 57.2832 XGA 1024x768@60H z 1024x768@75H z 1312x813 1328x804 48.780 60.241 N 60.001 N N 74.927 N 64.000 80.000 13